Software Toolbox Technical Blog

OPC UA PubSub, OPC Classic Updates+More in OPC Data Client 2020.3

8 min read

By Ganesh Kalipershad on Jan 7, 2021 2:00:00 PM


With the recently released 2020.3 (5.59) version of the OPC Data Client Toolkit, developers of OPC Classic client applications can now use .NET Core and have more flexibility in managing optimizations in their applications. Developers using OPC UA PubSub have more methods and options to aid in their development.  More example programs will help new users get started faster or existing developers leverage other functionality in their applications.

In this technically hot blog post, we will cover the release highlights with links to documentation, and, as always, the full detailed release notes are available in our knowledge base.

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Virtual Training: Using Writebacks in the OPC Data Logger

2 min read

By Tyler Lindsey on Dec 17, 2020 2:00:00 PM

An often important task when logging important process data to a database or even to the cloud is verification that the data has been logged. This ensures that data has been successfully logged and will not be lost when overwritten in the downstream process.

In this video blog, we'll step through the configuration required in the OPC Data Logger for logging important process data to a database on condition related to a monitored item and how to perform a writeback to the OPC data source confirming the data has been successfully logged.

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Virtual Training: Flexible Logging of OPC Data to SQL & Azure SQL

3 min read

By Tyler Lindsey on Dec 3, 2020 2:00:00 PM


With the advent of cloud-based solutions in every industry, it's only natural that you might need to migrate from a traditional locally-hosted SQL database for logging your process data to Azure. Fortunately, logging both to traditional SQL and Azure SQL are similar in many ways and OPC Data Logger makes it possible to log to both for OPC UA and DA data sources.

In this video blog, we'll review the basic setup and architecture for OPC Data Logger and then step through the configuration required for logging to SQL and Azure SQL from an OPC server.

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Video Tutorial: Convert OPC DA Servers to OPC UA using TOP Server

2 min read

By Kevin Rutherford on Nov 19, 2020 2:00:00 PM


TOP Server for AVEVA™, formerly Wonderware provides connectivity to hundreds of device types and protocols, but that's not all.  With the TOP Server OPC Client Suite, it's also possible to use your existing classic OPC DA and OPC XML-DA servers with OPC UA clients.

In this video blog, I'll show you how to make a secure OPC UA connection from OPC UA clients supporting the Data Access profile to TOP Server for integrating process data from OPC DA Classic servers using the TOP Server OPC DA Client driver.  I cover the basics of connecting to your OPC DA server and making an OPC UA connection using an OPC UA test client.

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Tech Support Corner: Sharing XML Data With OPC Router

7 min read

By Kevin Rutherford on Nov 12, 2020 2:00:00 PM


If you're following our blog posts on integrating XML data, we're discussing methods our tech support team suggests when asked how to integrate XML (eXtensible Markup Language) data with other systems such as OPC clients or servers, databases, devices or even the cloud.

Continuing this discussion on Integrating XML Data (part of our continuing Tech Support Corner blog series), this post covers how to integrate XML data with a variety of other systems including OPC clients and servers, databases, IIoT and more using the OPC Router. 

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Tech Support Corner: Sharing XML File Data With Cogent DataHub

5 min read

By Win Worrall on Nov 5, 2020 2:00:00 PM


If you've read our other posts on sharing XML data, you'll remember that our tech support team regularly gets asked how to integrate XML (eXtensible Markup Language) data with other systems such as OPC clients or servers, databases, devices or even the cloud.

Continuing our discussion on Integrating XML Data (part of our continuing Tech Support Corner blog series), this post covers how to integrate XML data with a variety of other systems including OPC clients and servers, databases and more using the built-in scripting engine and interfaces of Cogent DataHub. 

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Tech Support Corner: Sharing XML File Data With Custom Applications

5 min read

By Ganesh Kalipershad on Oct 29, 2020 2:00:00 PM


If you read our last post on sharing XML data, you may recall that our tech support engineers are regularly asked how to take data provided in an XML (eXtensible Markup Language) format (file or data stream) and share it with other systems such as OPC clients or servers, databases, devices or even the cloud.

In this Integrating XML Data sub-topic of our continuing Tech Support Corner blog series, this post covers how to easily integrate XML data with OPC systems when designing a custom developed application. 

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Tech Support Corner: Sharing XML File Data With Other Systems

5 min read

By Kevin Rutherford on Oct 22, 2020 2:00:00 PM


A question our tech support engineers get asked quite regularly is how to take data stored in an XML (eXtensible Markup Language) file and share it with other systems such as OPC clients or servers, databases, devices or even the cloud.

Continuing our Tech Support Corner blog series, this post covers a high level review of what options are available for integrating XML file data with your other systems. As part of this series, we'll have supplemental posts on each of the options discussed covering how to use them in more detail. 

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